Question 1

HIV attacks

Accepted Answer

A) all cells in the body. 
B) liver cells. 
C) red blood cells. 
D) T4 cells. 
E) T6 cells. 
A) all cells in the body. 
B) liver cells. 
C) red blood cells. 
D) T4 cells. 
E) T6 cells.

Question 2

What is the nature of the evidence suggesting that HIV was initially transmitted to humans from nonhuman primates?

Accepted Answer

The evidence suggesting that HIV was ini

Question 3

Adaptation is

Accepted Answer

A) seen only in nonhuman animals. 
B) the same as acclimatization. 
C) always temporary. 
D) a genetic adjustment to environmental conditions. 
E) a birth defect. 
A) seen only in nonhuman animals. 
B) the same as acclimatization. 
C) always temporary. 
D) a genetic adjustment to environmental conditions. 
E) a birth defect.

Question 4

The vitamin D hypothesis

Accepted Answer

A) helps explain why dark-skinned populations are found near the equator. 
B) has never been challenged. 
C) cannot explain why light skin may be adaptive in low UV environments. 
D) remains the primary hypothesis explaining why skin color lightened as populations moved out of Africa. 
E) helped Pasteur to discover the process of homogenization 
A) helps explain why dark-skinned populations are found near the equator. 
B) has never been challenged. 
C) cannot explain why light skin may be adaptive in low UV environments. 
D) remains the primary hypothesis explaining why skin color lightened as populations moved out of Africa. 
E) helped Pasteur to discover the process of homogenization

Question 5

Biological systems are balanced systems maintained by the interaction of physiological mechanisms that compensate for both external and internal changes. Such a balanced system is in

Accepted Answer

A) hypoxia. 
B) homeostasis. 
C) heterostasis. 
D) acclimatization. 
E) polystasis. 
A) hypoxia. 
B) homeostasis. 
C) heterostasis. 
D) acclimatization. 
E) polystasis.

Question 6

Outline the general principles of Bergmann's and Allen's rules. Can we use these rules to explain human phenotypic variation at the level of the population? Support your answer with examples.

Accepted Answer

Bergmann's and Allen's rules are general

Question 7

Of the three types of skin cells found in the epidermis, only melanocytes are susceptible to cancerous changes.

Accepted Answer

A) True 
 B)False

Question 8

Dark skin is advantageous in the tropics because it

Accepted Answer

A) protects from frostbite. 
B) protects from overexposure to ultraviolet radiation. 
C) helps prevent rickets. 
D) promotes vitamin D synthesis. 
E) increases the skin's exposure to ultraviolet radiation. 
A) protects from frostbite. 
B) protects from overexposure to ultraviolet radiation. 
C) helps prevent rickets. 
D) promotes vitamin D synthesis. 
E) increases the skin's exposure to ultraviolet radiation.

Question 9

Infectious diseases

Accepted Answer

A) affect only children and infants. 
B) are associated with aging. 
C) are always fatal. 
D) have had no evolutionary effects on humans. 
E) are caused by microorganisms such as viruses and bacteria. 
A) affect only children and infants. 
B) are associated with aging. 
C) are always fatal. 
D) have had no evolutionary effects on humans. 
E) are caused by microorganisms such as viruses and bacteria.

Question 10

Define vasoconstriction, and describe its role in the human physiological response to cold.

Accepted Answer

Vasoconstriction is the narrowing of blo

HIV attacks

What is the nature of the evidence suggesting that HIV was initially transmitted to humans from nonhuman primates?

Adaptation is

The vitamin D hypothesis

Biological systems are balanced systems maintained by the interaction of physiological mechanisms that compensate for both external and internal changes. Such a balanced system is in

Outline the general principles of Bergmann's and Allen's rules. Can we use these rules to explain human phenotypic variation at the level of the population? Support your answer with examples.

Of the three types of skin cells found in the epidermis, only melanocytes are susceptible to cancerous changes.

Dark skin is advantageous in the tropics because it

Infectious diseases

Define vasoconstriction, and describe its role in the human physiological response to cold.

Introduction to Physical Anthropology

The Development of Evolutionary Theory

The Biological Basis of Life

Heredity and Evolution

Macroevolution: Processes of Vertebrate and Mammalian Evolution

Survey of the Living Primates

Primate Behavior

Overview of the Fossil Primates

Paleoanthropology: Reconstructing Early Hominin Behavior and Ecology

Hominin Origins in Africa

The First Dispersal of the Genus Homo: Homo Erectus and Contemporaries

Premodern Humans

The Origin and Dispersal of Modern Humans

Modern Human Biology: Patterns of Variation

Legacies of Human Evolutionary History: Effects on the Human Life Course

The Human Disconnection

Filters

Exam 15: Modern Human Biology: Patterns of Adaptation

HIV attacks

What is the nature of the evidence suggesting that HIV was initially transmitted to humans from nonhuman primates?

Adaptation is

The vitamin D hypothesis

Biological systems are balanced systems maintained by the interaction of physiological mechanisms that compensate for both external and internal changes. Such a balanced system is in

Outline the general principles of Bergmann's and Allen's rules. Can we use these rules to explain human phenotypic variation at the level of the population? Support your answer with examples.

Of the three types of skin cells found in the epidermis, only melanocytes are susceptible to cancerous changes.

Dark skin is advantageous in the tropics because it

Infectious diseases

Define vasoconstriction, and describe its role in the human physiological response to cold.

Introduction to Physical Anthropology

The Development of Evolutionary Theory

The Biological Basis of Life

Heredity and Evolution

Macroevolution: Processes of Vertebrate and Mammalian Evolution

Survey of the Living Primates

Primate Behavior

Overview of the Fossil Primates

Paleoanthropology: Reconstructing Early Hominin Behavior and Ecology

Hominin Origins in Africa

The First Dispersal of the Genus Homo: Homo Erectus and Contemporaries

Premodern Humans

The Origin and Dispersal of Modern Humans

Modern Human Biology: Patterns of Variation

Legacies of Human Evolutionary History: Effects on the Human Life Course

The Human Disconnection

Filters